What the vulnerability does
01Description
The Poll, Survey & Quiz Maker Plugin by Opinion Stage plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 19.12.0. This is due to missing or insufficient nonce validation on the disconnect_account_action function. This makes it possible for unauthenticated attackers to disconnect the site from the Opinion Stage platform integration via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Explanation of Vulnerability in Simple Terms
02Summary
Quiz, Poll & Survey Maker by Opinion Stage versions up to 19.12.0 are vulnerable to cross-site request forgery (CSRF). An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the plugin without the admin's knowledge or consent. The attack requires the victim to visit the attacker's page while authenticated to the WordPress site.
What an attacker can do
03Attacker Capabilities
Perform unwanted actions on the plugin by tricking a logged-in admin into visiting a malicious webpage.
Potential impact on your site
04Site Impact
An attacker can modify quiz settings, delete surveys, or alter poll configurations by exploiting an admin's browser session.
Conditions required to exploit
05Prerequisites
Site admin must be logged in and visit an attacker-controlled webpage; no special privileges or authentication required from attacker.
Key dates
06Disclosure timeline
November 27, 2025
CVE published
April 8, 2026
Record updated
